Optimization: delete externals

.webpackrc.js

@@ -10,7 +10,6 @@ export default {
   },
   externals: {
     '@antv/data-set': 'DataSet',
-    bizcharts: 'BizCharts',
     rollbar: 'rollbar',
   },
   alias: {

src/index.ejs

@@ -7,8 +7,6 @@
   <meta name="viewport" content="width=device-width, initial-scale=1">
   <title>Ant Design Pro</title>
   <link rel="icon" href="/favicon.png" type="image/x-icon">
-  <script src="https://cdn.polyfill.io/v2/polyfill.min.js"></script>
-  <script src="https://gw.alipayobjects.com/os/rmsportal/nGVBgVyXzzmbAqevIAPy.js">
   </script>
   <script src=" https://gw.alipayobjects.com/os/rmsportal/TKSqiyoUxzrHoMwjViwA.js "></script>
   <script src="https://gw.alipayobjects.com/os/antv/assets/data-set/0.8.7/data-set.min.js"></script>